﻿using System;
using System.Collections.Generic;
using System.Linq;

namespace BLL
{
    public class TrangthaiphieuBLL : DAL.TrangthaiphieuDAL
    {
        public bool IsExists()
        {
            if (base.Trangthaiphieu_Select().Rows.Count > 0)
            {
                return true;
            }
            return false;
        }
    }
}
